[Bug target/56997] Incorrect write to packed field when strict-volatile-bitfields enabled on aarch32

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56997

--- Comment #16 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This testcase fails on aarch64 when SLOW_UNALIGNED_ACCESS is true.